:root {
  color-scheme: dark;
  --login-bg: #0a110e;
  --login-panel: rgba(16, 25, 20, 0.94);
  --login-line: rgba(213, 234, 212, 0.12);
  --login-text: #edf1e8;
  --login-muted: #89968b;
  --login-lime: #d3f36b;
  --login-amber: #e9b873;
  font-family: "Segoe UI Variable", "Trebuchet MS", sans-serif;
}

* { box-sizing: border-box; }

html, body { min-width: 320px; min-height: 100%; }

body {
  display: grid;
  min-height: 100vh;
  margin: 0;
  color: var(--login-text);
  background:
    linear-gradient(rgba(182, 224, 178, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(182, 224, 178, 0.022) 1px, transparent 1px),
    radial-gradient(ellipse at 75% 20%, rgba(104, 135, 75, 0.18), transparent 36rem),
    var(--login-bg);
  background-size: 42px 42px, 42px 42px, auto, auto;
}

button, input { font: inherit; }

.login-stage {
  position: relative;
  display: grid;
  grid-template-columns: minmax(320px, 470px) minmax(180px, 320px);
  align-items: center;
  justify-content: center;
  gap: clamp(28px, 8vw, 110px);
  width: min(100% - 48px, 980px);
  margin: 0 auto;
  padding: 56px 0;
}

.login-card {
  position: relative;
  z-index: 1;
  padding: clamp(26px, 5vw, 48px);
  border: 1px solid var(--login-line);
  background: var(--login-panel);
  box-shadow: 0 26px 90px rgba(0, 0, 0, 0.35);
}

.login-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--login-text);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-decoration: none;
}

.login-brand small {
  display: block;
  margin-top: 4px;
  color: var(--login-muted);
  font: 600 8px/1 "Segoe UI Variable", "Trebuchet MS", sans-serif;
  letter-spacing: 0.22em;
}

.login-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  clip-path: polygon(0 0, 100% 0, 100% 78%, 68% 100%, 0 100%);
  color: #10160d;
  background: var(--login-lime);
  font: 700 20px Georgia, serif;
}

.login-kicker {
  margin: 42px 0 0;
  color: var(--login-muted);
  font: 600 9px/1.4 Consolas, monospace;
  letter-spacing: 0.18em;
}

.login-kicker::before {
  margin-right: 8px;
  color: var(--login-lime);
  content: "01";
}

.login-card h1 {
  margin: 14px 0 8px;
  font: 400 clamp(34px, 5vw, 48px)/1 Georgia, "Times New Roman", serif;
  letter-spacing: -0.04em;
}

.login-card h1 em { color: var(--login-lime); font-weight: 400; }
.login-intro { margin: 0 0 28px; color: #aab5a9; font-size: 12px; line-height: 1.6; }

.login-form { display: grid; gap: 9px; }
.login-form label { margin-top: 5px; color: #aebaae; font-size: 10px; }
.login-form input {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--login-line);
  border-radius: 0;
  outline: none;
  color: var(--login-text);
  background: #0c1510;
  font: 13px Consolas, "Courier New", monospace;
}

.login-form input:focus { border-color: rgba(211, 243, 107, 0.64); box-shadow: 0 0 0 2px rgba(211, 243, 107, 0.08); }
.login-form button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 46px;
  margin-top: 13px;
  padding: 0 14px;
  border: 1px solid var(--login-lime);
  color: #10160d;
  background: var(--login-lime);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}

.login-form button span { font-size: 18px; }
.login-form button:hover { background: #e4ff91; }
.login-form button:focus-visible { outline: 2px solid #fff6c7; outline-offset: 3px; }

.login-error {
  margin: 0 0 14px;
  padding: 10px 12px;
  border-left: 2px solid var(--login-amber);
  color: #f3d3a6;
  background: rgba(233, 184, 115, 0.08);
  font-size: 11px;
}

.login-foot {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 24px;
  padding-top: 13px;
  border-top: 1px solid var(--login-line);
  color: #728074;
  font: 8px Consolas, monospace;
  letter-spacing: 0.08em;
}

.login-foot span:first-child { display: inline-flex; align-items: center; gap: 7px; }
.login-foot i { width: 5px; height: 5px; border-radius: 50%; background: var(--login-lime); }

.login-aside { position: relative; min-height: 280px; display: grid; align-content: center; }
.aside-index { color: var(--login-muted); font: 9px Consolas, monospace; letter-spacing: 0.2em; }
.login-aside p { z-index: 1; margin: 14px 0; font: 400 clamp(28px, 4vw, 42px)/1.05 Georgia, serif; }
.login-aside em { color: var(--login-lime); font-weight: 400; }
.aside-orbit {
  position: absolute;
  right: 5%;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(211, 243, 107, 0.16);
  border-radius: 50%;
  transform: scaleX(0.58) rotate(32deg);
}

.orbit-a { right: -7%; }
.orbit-b { right: -7%; transform: scaleX(0.58) rotate(-32deg); }

@media (max-width: 720px) {
  .login-stage { width: min(100% - 28px, 470px); grid-template-columns: 1fr; gap: 25px; padding: 24px 0; }
  .login-card { padding: 25px 21px; }
  .login-kicker { margin-top: 32px; }
  .login-aside { min-height: 80px; }
  .login-aside p { margin: 8px 0 0; font-size: 27px; }
  .aside-orbit { right: 2%; width: 130px; height: 130px; }
}